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Finding the Fourth Proportional to 146,200.52, 201,757.02 and 79,132.52

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Solution

The fourth proportional to 146,200.52, 201,757.02 and 79,132.52 is: 109,203.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,200.52 : 201,757.02 = 79,132.52 : x
  2. Step 2: Convert to fraction form
    146,200.52/201,757.02 = 79,132.52/x
  3. Step 3: Cross multiply
    146,200.52x = 201,757.02 × 79,132.52
  4. Step 4: Simplify right side
    146,200.52x = 15,965,541,420.29
  5. Step 5: Solve for x
    x = 15,965,541,420.29/146,200.52
  6. Step 6: Final answer
    x = 109,203.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.